/**
 * Copyright 2014,Peak Tai 台俊峰(taijunfeng_it@sina.com).
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * 		http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package com.cenluan.activity.member;

import com.cenluan.activity.Activity;
import com.cenluan.user.User;
import com.jfinal.plugin.activerecord.Model;

/**
 * 活动成员
 * 
 * @author peak
 * 
 */
public class ActivityMember extends Model<ActivityMember> {

	private static final long serialVersionUID = 1L;

	public static final ActivityMember dao = new ActivityMember();
	/**
	 * 申请中状态
	 */
	public static final String STATE_APPLYING = "APPLYING";
	/**
	 * 有效状态
	 */
	public static final String STATE_ACTIVE = "ACTIVE";

	/**
	 * 获取对应的系统用户
	 * 
	 * @return
	 */
	public User getUser() {
		return User.dao.findById(getStr("userId"));
	}

	/**
	 * 获取对应的活动
	 * 
	 * @return
	 */
	public Activity getActivity() {
		return Activity.dao.findById(getStr("activityId"));
	}

	/**
	 * 依据用户ID和活动ID查找
	 * 
	 * @param userId
	 * @param activityId
	 * @return
	 */
	public ActivityMember findByUserIdAndActivityId(String userId,
			String activityId) {
		return findFirst("select * from t_activity_member"
				+ " where userId=? and activityId=?", userId, activityId);
	}

}
